Anyone knows and give me the solution. Many thanks!!
per default it seems that only root can log into the ftp server
I have forgotten the way how to setup proftpd to login as a normal user
maybe to the users home folder
my web sextoy uy tin gia re
To create a user in proftpd
https://www.linuxquestions.org/questions/linux-software-2/adding-a-new-user-to-proftpd-132250/
Better to create a non-root sudoer
https://www.digitalocean.com/community/tutorials/how-to-create-a-sudo-user-on-ubuntu-quickstart
Crazy easy to do…and highly recommended anyway
Why not use secure copy…SCP which uses SSH and port 22
However you have to use Openssh rather than Dropbear
Jep SFTP is another secure possibility, which is included with the OpenSSH server: https://www.linode.com/docs/tools-reference/tools/limiting-access-with-sftp-jails-on-debian-and-ubuntu/